LONGINES EXHIBITION WATCH, CIRCA 1930 Four body fillet metal chromed case, n. 3467568, polished dome. 
Signed white enamel dial, painted Arabic hour numerals, minute track, sunk subsidiary seconds dial. Blued pear hands.
Signed key-less movement, gilded caliber 21.25, n. 3562382, lever escapement, cut compensated bimetallic balance with screws, blued Breguet hairspring. 
Within wooden box with plate engraved "Mostra di Precisione per Yacht” and the firm “R. Ferro, Genova".
Diameter Ø: 65 mm
Note: to be serviced.